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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0000067716-13-000078
Filing Date
2013-05-20
Accepted
2013-05-20 14:16:25
Documents
4
Period of Report
2013-05-20
Items
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K form8-keda.htm 8-K 38637
2 EXHIBIT exhibit1.htm EX-1 356967
3 EXHIBIT exhibit5a.htm EX-5.A 16081
4 EXHIBIT exhibit5b.htm EX-5.B 14003
  Complete submission text file 0000067716-13-000078.txt   426882
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1059
MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)

IRS No.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-03480 | Film No.: 13857765
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)